Retro is a contemporary term used to describe things from a bygone era. It is often used in a postive sense, refering to quirky or attractive products that are no longer available.
For example, "Retro fashion" or "Retro Chic" may consist of outdated styles, such as tie-dye shirts from the 1970s, or poodle skirts from the 1950s.
... the age of 18, 6.7% from 18 to 24, 28.0% from 25 to 44, 25.8% from 45 to 64, and 17.2% who are 65 years of age or older. The median age is 41 years. For every 100 females ...